

			let img=document.querySelectorAll(".sub-img");
			let num=1;
			let src;
			let src2;
			let num2=11;
			img.forEach(x=>{
				src="img/store/sub"+num+".png";
				src2="img/store/sub"+num2+".png";
				x.setAttribute("onmouseover","this.style.backgroundImage='url("+src2+")'" );
				x.setAttribute("onmouseout","this.style.backgroundImage='url("+src+")'");
				x.style.backgroundImage= "url("+src+")";										
				num++;	
				num2++;
			})	